Alert archive / North Dakota / Tornado Warnings in 2015
Tornado Warning 8, NWS Bismarck, ND
NWS Bismarck, ND issued this tornado warning at Jun 24, 2015, 7:00 PM MDT for Dunn County, Mercer County, North Dakota. It was in force for 30 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 24, 2015, 7:00 PM MDT (01:00 UTC)
- Expired
- Jun 24, 2015, 7:30 PM MDT
- In force
- 30 min
- Issued by
- NWS Bismarck, ND
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.0 in
Counties Dunn County, ND, Mercer County, ND
The radar
The Bismarck radar (KBIS), 112 km from the middle of the area, began a volume at 01:01 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 1.0 hours before the alert went out and 116 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 46 J/kg
- Mixed-layer CIN
- -84 J/kg
- Mixed-layer LCL
- 1416 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- -8 m²/s²
- 0-3 km storm-relative helicity
- 100 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.1
The text
As transmitted, in the capitals the NWS used until 2016.
406
WFUS53 KBIS 250100
TORBIS
NDC025-057-250130-
/O.NEW.KBIS.TO.W.0008.150625T0100Z-150625T0130Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BISMARCK ND
800 PM CDT WED JUN 24 2015
THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHEASTERN DUNN COUNTY IN SOUTHWESTERN NORTH DAKOTA...
SOUTHWESTERN MERCER COUNTY IN SOUTH CENTRAL NORTH DAKOTA...
* UNTIL 830 PM CDT/730 PM MDT/
* AT 800 PM CDT /700 PM MDT/...A SEVERE THUNDERSTORM CAPABLE OF
PRODUCING A TORNADO WAS LOCATED 5 MILES EAST OF MARSHALL...OR 22
MILES WEST OF BEULAH...MOVING EAST AT 25 MPH.
HAZARD...TORNADO AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED.
DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE
DAMAGE IS LIKELY.
* THIS TORNADIC THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
SOUTHEASTERN DUNN AND SOUTHWESTERN MERCER COUNTIES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4709 10233 4724 10231 4726 10183 4701 10185
TIME...MOT...LOC 0100Z 272DEG 20KT 4716 10223
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
AYD3 follow-up statements
217
WWUS53 KBIS 250108
SVSBIS
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
808 PM CDT WED JUN 24 2015
NDC025-057-250130-
/O.CON.KBIS.TO.W.0008.000000T0000Z-150625T0130Z/
DUNN ND-MERCER ND-
808 PM CDT WED JUN 24 2015
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT/730 PM MDT/
FOR EASTERN DUNN AND SOUTHWESTERN MERCER COUNTIES...
AT 808 PM CDT /708 PM MDT/...A SEVERE THUNDERSTORM CAPABLE OF
PRODUCING A TORNADO WAS LOCATED 7 MILES EAST OF MARSHALL...OR 19
MILES WEST OF BEULAH...MOVING EAST AT 20 MPH.
HAZARD...TORNADO AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
LIKELY.
THIS TORNADIC THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
EASTERN DUNN AND SOUTHWESTERN MERCER COUNTIES.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4709 10227 4724 10226 4726 10183 4701 10185
TIME...MOT...LOC 0108Z 274DEG 19KT 4718 10218
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
AYD676
WWUS53 KBIS 250122
SVSBIS
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
822 PM CDT WED JUN 24 2015
NDC025-250131-
/O.CAN.KBIS.TO.W.0008.000000T0000Z-150625T0130Z/
DUNN ND-
822 PM CDT WED JUN 24 2015
...THE TORNADO WARNING FOR EASTERN DUNN COUNTY IS CANCELLED...
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT
OF THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.
LAT...LON 4713 10214 4723 10215 4724 10214 4726 10183
4704 10185
TIME...MOT...LOC 0121Z 272DEG 20KT 4718 10207
$$
NDC057-250130-
/O.CON.KBIS.TO.W.0008.000000T0000Z-150625T0130Z/
MERCER ND-
822 PM CDT WED JUN 24 2015
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM CDT FOR
SOUTHWESTERN MERCER COUNTY...
AT 821 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 7 MILES SOUTH OF GOLDEN VALLEY...OR 14 MILES SOUTHWEST OF
BEULAH...MOVING EAST AT 25 MPH.
HAZARD...TORNADO AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
LIKELY.
THIS TORNADIC THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
SOUTHWESTERN MERCER COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE OUTDOORS...IN A
MOBILE HOME...OR IN A VEHICLE...MOVE TO THE CLOSEST SUBSTANTIAL
SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4713 10214 4723 10215 4724 10214 4726 10183
4704 10185
TIME...MOT...LOC 0121Z 272DEG 20KT 4718 10207
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
AYD866
WWUS53 KBIS 250125
SVSBIS
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BISMARCK ND
825 PM CDT WED JUN 24 2015
NDC057-250135-
/O.EXP.KBIS.TO.W.0008.000000T0000Z-150625T0130Z/
MERCER ND-
825 PM CDT WED JUN 24 2015
...THE TORNADO WARNING FOR SOUTHWESTERN MERCER COUNTY WILL EXPIRE AT
830 PM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER APPEARS CAPABLE OF PRODUCING A TORNADO.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE. HOWEVER SMALL HAIL
AND GUSTY WINDS ARE STILL POSSIBLE WITH THIS THUNDERSTORM.
LAT...LON 4713 10214 4723 10215 4724 10214 4726 10183
4704 10185
TIME...MOT...LOC 0123Z 272DEG 20KT 4718 10207
$$
AYDThe office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 24, 6:12 PM MDT | Special Weather Statement | BIS | Dunn | 33 min |
| Jun 24, 6:48 PM MDT | Severe Thunderstorm Warning | BIS | Dunn, Stark | 57 min |
| Jun 24, 7:20 PM MDT | Tornado Warning | BIS | Stark | 25 min |
| Jun 24, 7:49 PM MDT | Special Weather Statement | BIS | Mercer | 26 min |
| Jun 24, 8:02 PM MDT | Severe Thunderstorm Warning | BIS | Mercer, Oliver | 39 min |
| Jun 25, 10:27 AM MDT | Special Weather Statement | BIS | Ward | 48 min |
| Jun 25, 1:41 PM MDT | Special Weather Statement | BIS | Mountrail | 34 min |
| Jun 25, 2:18 PM MDT | Special Weather Statement | BIS | McLean, Mountrail, Sheridan, Ward | 42 min |
| Jun 25, 3:11 PM MDT | Special Weather Statement | BIS | Ward | 34 min |
| Jun 25, 3:14 PM MDT | Severe Thunderstorm Warning | BIS | Ward | 31 min |
| Jun 25, 3:30 PM MDT | Special Weather Statement | BIS | Sheridan | 30 min |
| Jun 25, 3:33 PM MDT | Severe Thunderstorm Warning | BIS | Dunn, Mercer | 57 min |
| Jun 25, 3:56 PM MDT | Special Weather Statement | BIS | Oliver | 34 min |
| Jun 25, 4:00 PM MDT | Special Weather Statement | BIS | Oliver | 30 min |
| Jun 25, 4:12 PM MDT | Special Weather Statement | BIS | Burleigh | 33 min |
| Jun 25, 4:18 PM MDT | Special Weather Statement | BIS | Burke | 27 min |
| Jun 25, 4:23 PM MDT | Special Weather Statement | BIS | Mercer | 37 min |
| Jun 25, 5:05 PM MDT | Special Weather Statement | BIS | Oliver | 25 min |
| Jun 25, 5:36 PM MDT | Special Weather Statement | BIS | Oliver | 24 min |
Nearby
Tornado Warnings in North Dakota, 2015Every tornado warning in 2015Tornadoes in 2015
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.